/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package econutri.servicos.recomendacao;

import econutri.persistencia.entidades.Refeicao;
import econutri.servicos.GenericServlet;
import java.io.IOException;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import lomtools.persistence.GenericDAO;

/**
 *
 * @author leoomoreira
 */
public class RecomendacaoServlet extends GenericServlet {
   
    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        try {
            GenericDAO dao = new GenericDAO();
            String sql = "SELECT codigo, descricao FROM refeicao ORDER BY codigo ASC";
            ResultSet rs = dao.executeQuery(sql);
            List<Refeicao> refeicaoList = new ArrayList<Refeicao>();
            while (rs != null && rs.next()) {
                Refeicao r = new Refeicao();
                r.setCodigo(rs.getLong("codigo"));
                r.setDescricao(rs.getString("descricao"));
                refeicaoList.add(r);
            }
            dao.close();
            request.setAttribute("refeicaoList", refeicaoList);
        } catch (SQLException ex) {
            Logger.getLogger(RecomendacaoServlet.class.getName()).log(Level.SEVERE, null, ex);
        }
        RequestDispatcher dispatcher = request.getRequestDispatcher("WEB-INF/jsp/recomendacao/list.jsp");
        dispatcher.forward(request, response);
    } 

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    } 

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
